Month | Temp. (min) | Temp. (max) | Temp. (avg) | Precipitation |
January | 29°F | 43°F | 36°F | 5.3" |
February | 33°F | 49°F | 40°F | 4.4" |
March | 35°F | 53°F | 44°F | 6.1" |
April | 38°F | 59°F | 48°F | 3.3" |
May | 44°F | 68°F | 55°F | 2.6" |
June | 48°F | 72°F | 60°F | 1.8" |
July | 51°F | 77°F | 63°F | 0.9" |
August | 51°F | 78°F | 64°F | 1.2" |
September | 46°F | 71°F | 58°F | 2.7" |
October | 41°F | 59°F | 50°F | 5.7" |
November | 35°F | 50°F | 42°F | 6.5" |
December | 30°F | 44°F | 36°F | 6.5" |
Index | Point Roberts | Washington | National |
Air quality index | 34 | 36 | 42 |
Pollution index | 480,925 | 4,541,850 | 2,726,193 |
Measurement | Total |
Days measured | 365 |
Days with good air quality | 277 |
Days with moderate air quality | 78 |
Days w/ poor A.Q. for sensitive groups | 10 |
Days with unhealthy air quality | 0 |
Pollutant | Total |
Arsenic | 0.000% |
Benzene | 0.010% |
Carbon Tetrachloride | 0.001% |
Lead | 0.040% |
Mercury | 0.000% |
City | Population | Air Quality Index | National Avg. |
Blaine, WA | 5,427 | 34 | 32.0% |
Birch Bay, WA | 9,917 | 34 | 32.0% |
Point Roberts, WA | 1,100 | 34 | 32.0% |
City | Population | Air Quality Index | National Avg. |
Strawberry, AZ | 1,100 | 60 | 20.0% |
Knightsen, CA | 1,100 | 45 | 10.0% |
Tabor, IA | 1,100 | 40 | 20.0% |
Dunlap, IL | 1,100 | 41 | 18.0% |
West Marion, NC | 1,100 | 44 | 12.0% |
Point Roberts, WA | 1,100 | 34 | 32.0% |